WebMar 29, 2024 · Transcript. Ex 1.2 , 7 There is a circular path around a sports field. Sonia takes 18 minutes to drive one round of the field, while Ravi takes 12 minutes for the same. Suppose they both start at the same point and at the same time, and go in the same direction. After how many minutes will they meet again at the starting point? WebApr 2, 2024 · 7×11×13+13 =13 (7×11×1+1) =13×78 =13×3×2×13 Hence, it is a composite number . We have, 7×6×5×4×3×2×1+5 =5 (7×6×4×3×2×1+1) =5 (1008+1) =5×1009 Hence, it is a composite number . ← Prev Question Next Question → Find MCQs & Mock Test Free JEE Main Mock Test Free NEET Mock Test Class 12 Chapterwise MCQ Test Class …
Why 7x11x13+13 and 7x6x5x4x3x2x1+5 are composite numbers
WebSep 10, 2024 · In 7x11x13+13, By taking 13 common, We get, 13 ( (7×11)+1) Or, 13 (77+1) Or, 13×78. Clearly, 7×11×13+13 has two other factors (13 & 78) other than 1. Since a composite number has more than two factors other than 1 and itself, 7×11×13+13 is composite. :) Advertisement WebIn other words, a number that is divisible by a number other than 1 and the number itself, is called a composite number. Answer: The given numbers have more than 2 … resham guitar chords
Explain why 7 x 11x 13 + 13 is a composite number - Brainly
WebMar 8, 2024 · Explain why: (i) 7 11 x 13 x 15+15 is a composite number See answer Advertisement manhaparmar we can see that given numbera have more than two factors (other than 1 and number itself. So, 7×11×13+13 number is a composite number). We can see given number have more than factors ( other than 1 and number itself) … WebMar 5, 2008 · Explain why 7X11X13+13 and 7X6X5X4X3X2X1+5 are composite numbers. Asked by 05 Mar, 2008, 10:45: AM Expert Answer Since 7X11X13+13 i s 13(7X11X1+1) and and 7X6X5X4X3X2X1+5 is 5(and 7X6X1X4X3X2X1+1) So they are composite numbers. Answered by 05 Mar, 2008, 12:47: PM Practice Test Webinar … WebAs 7 × 11 × 13 + 13 = 1014 has more than two factors. Hence, 7 × 11 × 13 + 13 is a composite number. The given number. Step 3: Explain why 7 × 6 × 5 × 4 × 3 × 2 × 1 + 5 … resham grocery